| Component: (Network and Table) | |
|---|---|
| Network | 00400 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (http://www.mobileiron.com/role/StatementCondensedConsolidatedStatementsOfCashFlows)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0001470099 (http://www.sec.gov/CIK) | 
| Statement Of Cash Flows [Abstract] | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31  | 2015-01-01 - 2015-12-31  | 2014-01-01 - 2014-12-31  | |
Statement Of Cash Flows [Abstract]  | |||
CASH FLOWS FROM OPERATING ACTIVITIES:  | |||
Net loss  | (67,180,000)   | (84,482,000)   | (61,889,000)   | 
Adjustments to reconcile net loss to net cash used in operating activities:  | |||
Stock-based compensation expense  | |||
Depreciation  | |||
Amortization of intangible assets  | |||
Amortization of premium (accretion) of investment securities  | (  | ||
Provision for doubtful accounts  | |||
Loss on disposal of equipment  | |||
Changes in operating assets and liabilities:  | |||
Accounts receivable  | (  | (  | (  | 
Other current and noncurrent assets  | (  | (  | (  | 
Accounts payable  | (  | (  | |
Accrued expenses and other long-term liabilities  | (  | ||
Deferred revenue  | |||
Net cash used in operating activities  | (  | (  | (  | 
CASH FLOWS FROM INVESTING ACTIVITIES:  | |||
Purchase of property and equipment  | (  | (  | (  | 
Proceeds from maturities of investment securities  | |||
Purchase of investment securities  | (  | (  | (  | 
Purchase of intellectual property  | (  | ||
Net cash provided by (used in) investing activities  | (  | (  | |
CASH FLOWS FROM FINANCING ACTIVITIES:  | |||
Amount drawn from revolving line of credit  | |||
Repayments of revolving line of credit  | (  | ||
Proceeds from the issuance of convertible preferred stock-net of cash issuance costs  | |||
Proceeds from initial public offering  | |||
Payment of offering costs related to initial public offering  | (  | ||
Proceeds from Employee Stock Purchase Plan  | |||
Proceeds from exercise of stock options  | |||
Net cash provided by financing activities  | |||
NET CHANGE IN CASH AND CASH EQUIVALENTS  | (  | ||
CASH AND CASH EQUIVALENTS-Beginning of period  | 47,234,000    | ||
CASH AND CASH EQUIVALENTS-End of period  | 54,043,000    | 47,234,000    | 104,287,000    | 
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION  | |||
Cash paid for income taxes  | |||
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING ACTIVITIES RELATED TO ACQUISITIONS  | |||
Fair value of assets acquired  | |||
Liabilities assumed  | (  | ||
Issuance of common stock  | (  | ||
SUPPLEMENTAL DISCLOSURES OF NONCASH FINANCING ACTIVITIES:  | |||
Value of shares issued under the 2015 Non-Executive Bonus Plan  | |||
Value of shares issued under the Employee Stock Purchase Plan  | 4,851,000    | 7,359,000    | |
Purchase of property and equipment recorded in accounts payable  | |||
Tenant improvement allowance recorded in property and equipment and liabilities  | |||
Offering costs recorded in accrued liabilities  | |||